Punmia, B.C., author
Laxmi Publ., 1989
Buku Teks
Frick, Heinz, author
Kanisius, 1979
Buku Teks
Punmia, B.C., author
Laxmi, 1988
Buku Teks
Dewan Bahasa dan Pustaka. Kementrian Pendidikan Malaysia, 1992
Buku Referensi
Qin, Qing-Hua, author
Elseiver Academic Press, 2007
Buku Teks